Home / 14,251.35-21,377.39-6,753.15

Finding the Fourth Proportional to 14,251.35, 21,377.39 and 6,753.15

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Solution

The fourth proportional to 14,251.35, 21,377.39 and 6,753.15 is: 10,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251.35 : 21,377.39 = 6,753.15 : x
  2. Step 2: Convert to fraction form
    14,251.35/21,377.39 = 6,753.15/x
  3. Step 3: Cross multiply
    14,251.35x = 21,377.39 × 6,753.15
  4. Step 4: Simplify right side
    14,251.35x = 144,364,687.51
  5. Step 5: Solve for x
    x = 144,364,687.51/14,251.35
  6. Step 6: Final answer
    x = 10,129.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.